Sung-hyun is the manager of a divorce law firm his friend owns and he works with the sexy Ah-young. When his friend makes a proposition involving Ah-young, he’s all in. After some drinks, they put the plan in motion and are successful which means Sung-hyun and Ah-young spend a steamy night together. It seems like Ah-young is thinking about taking their relationship to the next level, but then Sung-hyun is reunited with his childhood girlfriend, Sang-mi. Torn between the two women, who will Sung-hyun end up choosing?